弹性

The relations between viscoelsticity and yield stress, thixotropy need to be studied for the theoretical breakthrough.

建议进一步研究含蜡原油粘弹性与屈服应力、触变性的关系，在机理研究方面加大力度；通过研究粘弹性与热历史、剪切历史的关系，建立管道运行和停输期间含蜡原油胶凝特性的预测模型，以更加有效地指导管道的安全运行。

We have studied the variational pattern of track geometrical form due to wheel/rail forces under the quasi-static for operating of rolling stock, and also have studied the actions on elastic displacements of constraint rail due to the thickness and stiffness of track pad.

由轮轨力所引起的线路几何形态的变化规律；在假定轮轨力不变的情况下，又研究了轨底垫层的厚度和刚度对于约束钢轨弹性位移所起的作用；为确定轮轴的弯曲变形对轮轨关系的影响，同时建立了轮对有限元模型，计算了轮对承载状态所发生的弹性变形。

Because of the speciality of the elasticity constants, the elasticity problem of one dimensional trigonal QCs is more complicated.

由于一维三方准晶弹性常数的特殊，导致了其弹性问题比较复杂。

The results of 3-D numerical modeling of the transversely isotropic media with horizontal symmetry axis and the orthorhombic symmetry media showed that quasi P wave,quasi-SV wave and quasi-SH wave occurred during elastic wave propagation in 3-D anisotropic media. Meanwhile, the special phenomena such as the S wave splitting, the blind zone of S wave splitting and quasi-SV wave-front triplication were clearly observed. In addition, the elastic wave-fronts are spatially changed, and the coupled relations among the quasi-P wave,quasi-SV wave and quasiSH wave in 3-D anisotropic media are very complex.

对方位各向异性介质模型和正交各向异性介质模型中弹性波的传播进行的三维数值模拟结果表明，弹性波在三维各向异性介质中传播时存在拟P波、拟SV波和拟SH波，并出现横波分裂、横波分裂盲区、波面三分叉等特殊现象，另外，性波场在空间是变化的，其拟P波、拟SV波和拟SH波的耦合关系比较复杂。

In chapter six, the structure design and manufacturing technology of elastic coat used for hydraulic turbines are studied.

第六章研究了水机涡轮流道弹性涂层的结构设计及制备工艺，同时介绍了弹性涂层在有关水电站的应用结果。

Elasticity of tax revenue was greater than 1 for 10 years, and in views of theory, for this kind of turnover tax was the main tax structure, the tax elasticity was supposed to below 1 in our country.

税收收入弹性系数更是连续10年大于1，而从理论上讲，在我国这种以流转税为主体税种的税制结构中，税收弹性系数应该是小于1的。

In the article the stress analysis of the universal joint was studied by using the method of three photoelasticity.The dangerous parts and points of the important components are pointed out,and the stress data of the dangerous points is calculated.

运用三维光弹性实验应力分析的方法，对叉头和扁头的危险区域进行了细致的三维切片光弹性实验分析，得出的结论是：叉头的危险区域是两侧后圆弧部位，扁头的危险区域是水平内侧圆弧部位。

Besides, with the withdrawing of American and Russian influence, the power-vacuum brings the feeling of unsafety in this area, this is why Singapore had to make changes in her foreign policies in order to fit the current situation in a more pragmatic and flexible way.

此外随著美、苏势力的撤出，此区域权力真空下所带给新加坡的不安全感，都让星国不得不以更弹性的外交手段面对这些情势的变化，让新加坡在外交政策上变得更弹性务实。

The deformation mode of pile body composite foundation is systemic studied. The solution of stress and displacement of two-layer elastic continuous body is built under vertical load of axisymmetric, elastic upper space body and circle axisymmetric. Compress deformation of underlayer of cement fcy-ash gravel pile composite foundation is analyzed.

比较系统的研究了桩体复合地基变形模式；推导建立了轴对称空间体、弹性半空间体、圆形轴对称垂直荷载下的双层弹性连续体系的应力与位移的一般解；对水泥粉煤灰碎石桩复合地基下卧层的压缩变形进行详细的分析。

Based on the two phase anisotropic model this paper analyses and presents the dynamic equations of elastic wave propagation, the Galerkin variational equation, and the finite element equation in two phase anisotropic media.

基于双相各向异性介质模型，首先推导了双相各向异性介质中弹性波传播的动力学方程及其Galerkin变分方程和有限元运动方程，然后给出了孔隙弹性波方程的有限元数值解法以及二维双相PTL介质中波场模拟的人为吸收边界条件。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。